lacrimal duct obstruction diseases
Conditions
Interventions
Experimental group:Operating the modified nasal endoscopic dacryocystorhinostomy
Control group:Operating the conventional nasal endoscopic dacryocystorhinostomy
Sponsors
The Ninth People's Hospital Affiliated to Shanghai Jiaotong University School of Medicine
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Aged > 18 years old male and female; 2. Being diagnosed of lacrimal duct obstruction or chronic dacryocystitis; 3. No associated surgery had been done before; 4. Being volunteer to participate in the project and sign the informed consent form; 5. Having follow up will and can follow up according to the prescribed time.
Exclusion criteria
Exclusion criteria: 1. The situation of the disease is complex, with trauma, deformity of lacrimal duct and so on; 2. Prior to the initial surgery, other treatments had been received; 3. Having an important or serious eye disease; 4. Suffering from a serious cardiac,hepatic or renal insufficiency; 5. Do not agree to participate in the project; 6. Having participated in other clinical trials in the past 3 months; 7. Can not be followed up according to the prescribed time.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Tear drainage time;The result of lacrimal passages syringing; | — |
Secondary
| Measure | Time frame |
|---|---|
| Breakup time of tear film;Quality of life score; | — |
Contacts
Public ContactXiao Caiwen
The Ninth People's Hospital Affiliated to Shanghai Jiaotong University School of Medicine
Outcome results
None listed